[dpdk-stable] [PATCH 2/2] net/mlx5: fix allocation when no memory on device NUMA node
Olivier Matz
olivier.matz at 6wind.com
Thu Jan 18 14:00:43 CET 2018
If there is no memory available on the same numa node than the
device, it is preferable to fallback on another socket instead
of failing.
Fixes: 1e3a39f72d5d ("net/mlx5: allocate verbs object into shared memory")
Cc: stable at dpdk.org
Signed-off-by: Olivier Matz <olivier.matz at 6wind.com>
---
drivers/net/mlx5/mlx5.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index 1c95f3520..312f3d5be 100644
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -143,6 +143,10 @@ mlx5_alloc_verbs_buf(size_t size, void *data)
assert(data != NULL);
ret = rte_malloc_socket(__func__, size, alignment,
priv->dev->device->numa_node);
+ if (ret == NULL)
+ ret = rte_malloc_socket(__func__, size, alignment,
+ SOCKET_ID_ANY);
+
DEBUG("Extern alloc size: %lu, align: %lu: %p", size, alignment, ret);
return ret;
}
--
2.11.0
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